1. using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
namespace ConsoleApplication20
{
class triangle
{
float bas;
float perp;
//float getperp;
//float getbase;
double area;
double hypotnuse;
public void setbase(float newvalue)
{
//Console.WriteLine("enter the first value?");
//bas=Convert.ToSingle(Console.ReadLine());
bas = newvalue;
}
public float getbase()
{
Console.WriteLine("enter the value of base?");
bas = Convert.ToSingle(Console.ReadLine());
return bas;
}
public void setperp(float newvalue)
{
perp = newvalue;
}
public float getperp()
{
Console.WriteLine("enter the value of perpendicular?");
perp = Convert.ToSingle(Console.ReadLine());
return perp;
}
public double getarea()
{
area = 0.5 * bas * perp;
return area;
}
public double gethypotneus()
{
hypotnuse = Math.Sqrt((bas * bas) + (perp * perp));
return hypotnuse;
}
}
class Program
{
static void Main(string[] args)
{
triangle tr = new triangle();

2. tr.getperp();
tr.getbase();
tr.gethypotneus();
tr.getarea();
Console.WriteLine("Hypotnuse={0}", tr.gethypotneus());
Console.WriteLine("Area = {0}", tr.getarea());
}
}
}